JPH0328898U - - Google Patents
Info
- Publication number
- JPH0328898U JPH0328898U JP8810189U JP8810189U JPH0328898U JP H0328898 U JPH0328898 U JP H0328898U JP 8810189 U JP8810189 U JP 8810189U JP 8810189 U JP8810189 U JP 8810189U JP H0328898 U JPH0328898 U JP H0328898U
- Authority
- JP
- Japan
- Prior art keywords
- plate
- magnet
- outer periphery
- shaped
- speaker unit
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 239000003973 paint Substances 0.000 claims 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
Landscapes
- Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
Description
第１図は本考案の一実施例によるスピーカユニ
ツトの構成を模式的に示す断面図、第２図および
第３図はスピーカユニツトの磁気回路部の従来の
一般的な構成を示す図である。
１……トツププレート、２……マグネツト、３
……ボトムプレート、３ａ……センタポール、４
……高導電性塗膜、５……振動板、６……ボビン
、７……ボイスコイル、８……エツジ、９……ダ
ンパ、１０……フレーム。
FIG. 1 is a sectional view schematically showing the structure of a speaker unit according to an embodiment of the present invention, and FIGS. 2 and 3 are views showing the conventional general structure of the magnetic circuit section of the speaker unit. 1...Top plate, 2...Magnet, 3
...Bottom plate, 3a...Center pole, 4
... Highly conductive coating film, 5 ... Vibration plate, 6 ... Bobbin, 7 ... Voice coil, 8 ... Edge, 9 ... Damper, 10 ... Frame.
Claims (1)
ポールが突設された板状ボトムプレートからなる
一対のヨークプレートでリング状マグネツトを挟
む構成の外磁型の磁気回路を具備するスピーカユ
ニツトにおいて、上記一対のヨークプレートが上
記マグネツトに固着された磁気回路主部の少なく
とも上記トツププレートの外周部からマグネツト
外周部を経てボトムプレートの外周部にいたる部
分に高導電性塗料を塗布して導電層を形成したス
ピーカユニツト。 In a speaker unit equipped with an external magnetic type magnetic circuit configured to sandwich a ring-shaped magnet between a pair of yoke plates consisting of a ring-shaped top plate and a plate-shaped bottom plate with a center pole protruding from the center, the pair of yokes A speaker unit in which a conductive layer is formed by applying a highly conductive paint to at least a portion of the main part of the magnetic circuit in which a plate is fixed to the magnet, from the outer periphery of the top plate, through the outer periphery of the magnet, to the outer periphery of the bottom plate. .
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8810189U JPH0328898U (en) | 1989-07-28 | 1989-07-28 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8810189U JPH0328898U (en) | 1989-07-28 | 1989-07-28 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0328898U true JPH0328898U (en) | 1991-03-22 |
Family
ID=31637734
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8810189U Pending JPH0328898U (en) | 1989-07-28 | 1989-07-28 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0328898U (en) |
-
1989
- 1989-07-28 JP JP8810189U patent/JPH0328898U/ja active Pending
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